diff --git a/shadowsocks-all.sh b/shadowsocks-all.sh
index 3cce3a6..5d03481 100644
--- a/shadowsocks-all.sh
+++ b/shadowsocks-all.sh
@@ -40,8 +40,8 @@ software=(Shadowsocks-Python ShadowsocksR Shadowsocks-Go Shadowsocks-libev)
 libsodium_file="libsodium-1.0.16"
 libsodium_url="https://github.com/jedisct1/libsodium/releases/download/1.0.16/libsodium-1.0.16.tar.gz"
 
-mbedtls_file="mbedtls-2.12.0"
-mbedtls_url="https://tls.mbed.org/download/mbedtls-2.12.0-gpl.tgz"
+mbedtls_file="mbedtls-2.13.0"
+mbedtls_url="https://tls.mbed.org/download/mbedtls-2.13.0-gpl.tgz"
 
 shadowsocks_python_file="shadowsocks-master"
 shadowsocks_python_url="https://github.com/shadowsocks/shadowsocks/archive/master.zip"
@@ -174,7 +174,7 @@ check_sys(){
     if [[ -f /etc/redhat-release ]]; then
         release="centos"
         systemPackage="yum"
-    elif grep -Eqi "debian" /etc/issue; then
+    elif grep -Eqi "debian|raspbian" /etc/issue; then
         release="debian"
         systemPackage="apt"
     elif grep -Eqi "ubuntu" /etc/issue; then
diff --git a/shadowsocks-libev-debian.sh b/shadowsocks-libev-debian.sh
index 64759b5..507812e 100644
--- a/shadowsocks-libev-debian.sh
+++ b/shadowsocks-libev-debian.sh
@@ -15,8 +15,8 @@ cur_dir=`pwd`
 libsodium_file="libsodium-1.0.16"
 libsodium_url="https://github.com/jedisct1/libsodium/releases/download/1.0.16/libsodium-1.0.16.tar.gz"
 
-mbedtls_file="mbedtls-2.12.0"
-mbedtls_url="https://tls.mbed.org/download/mbedtls-2.12.0-gpl.tgz"
+mbedtls_file="mbedtls-2.13.0"
+mbedtls_url="https://tls.mbed.org/download/mbedtls-2.13.0-gpl.tgz"
 
 # Stream Ciphers
 ciphers=(
@@ -142,7 +142,7 @@ check_sys(){
     if [[ -f /etc/redhat-release ]]; then
         release="centos"
         systemPackage="yum"
-    elif grep -Eqi "debian" /etc/issue; then
+    elif grep -Eqi "debian|raspbian" /etc/issue; then
         release="debian"
         systemPackage="apt"
     elif grep -Eqi "ubuntu" /etc/issue; then
diff --git a/shadowsocks-libev.sh b/shadowsocks-libev.sh
index 5be1446..f9ca148 100644
--- a/shadowsocks-libev.sh
+++ b/shadowsocks-libev.sh
@@ -15,8 +15,8 @@ cur_dir=`pwd`
 libsodium_file="libsodium-1.0.16"
 libsodium_url="https://github.com/jedisct1/libsodium/releases/download/1.0.16/libsodium-1.0.16.tar.gz"
 
-mbedtls_file="mbedtls-2.12.0"
-mbedtls_url="https://tls.mbed.org/download/mbedtls-2.12.0-gpl.tgz"
+mbedtls_file="mbedtls-2.13.0"
+mbedtls_url="https://tls.mbed.org/download/mbedtls-2.13.0-gpl.tgz"
 
 # Stream Ciphers
 ciphers=(
@@ -136,7 +136,7 @@ check_sys(){
     if [[ -f /etc/redhat-release ]]; then
         release="centos"
         systemPackage="yum"
-    elif grep -Eqi "debian" /etc/issue; then
+    elif grep -Eqi "debian|raspbian" /etc/issue; then
         release="debian"
         systemPackage="apt"
     elif grep -Eqi "ubuntu" /etc/issue; then
diff --git a/shadowsocks.sh b/shadowsocks.sh
index 26f07cb..a31aa6d 100644
--- a/shadowsocks.sh
+++ b/shadowsocks.sh
@@ -71,7 +71,7 @@ check_sys(){
     if [[ -f /etc/redhat-release ]]; then
         release="centos"
         systemPackage="yum"
-    elif grep -Eqi "debian" /etc/issue; then
+    elif grep -Eqi "debian|raspbian" /etc/issue; then
         release="debian"
         systemPackage="apt"
     elif grep -Eqi "ubuntu" /etc/issue; then
@@ -80,7 +80,7 @@ check_sys(){
     elif grep -Eqi "centos|red hat|redhat" /etc/issue; then
         release="centos"
         systemPackage="yum"
-    elif grep -Eqi "debian" /proc/version; then
+    elif grep -Eqi "debian|raspbian" /proc/version; then
         release="debian"
         systemPackage="apt"
     elif grep -Eqi "ubuntu" /proc/version; then
diff --git a/shadowsocksR.sh b/shadowsocksR.sh
index 30ddced..f1b9661 100644
--- a/shadowsocksR.sh
+++ b/shadowsocksR.sh
@@ -103,7 +103,7 @@ check_sys(){
     if [[ -f /etc/redhat-release ]]; then
         release="centos"
         systemPackage="yum"
-    elif grep -Eqi "debian" /etc/issue; then
+    elif grep -Eqi "debian|raspbian" /etc/issue; then
         release="debian"
         systemPackage="apt"
     elif grep -Eqi "ubuntu" /etc/issue; then